package com.lifeng.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;

import org.springframework.stereotype.Component;

/**
 * @Description: 过滤器 
 * @author  lifeng
 * @date 2017年5月6日 下午7:54:20 
 * @version V1.0
 */
@WebFilter(filterName="myFilter",urlPatterns="/*") 
//@Component
public class MyFilter implements Filter{
	@Override
	public void destroy() {
		System.out.println("过滤器销毁。。。。。。。");
	}
	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		System.out.println("CustomFilter指定过滤器操作......");  
        //执行操作后必须doFilter  
        chain.doFilter(request, response);  
	}
	@Override
	public void init(FilterConfig arg0) throws ServletException {
		System.out.println("CustomFilter初始化......");  
	}

}
